13542402 has 32 divisors (see below), whose sum is σ = 28696320. Its totient is φ = 4248720.

The previous prime is 13542379. The next prime is 13542413. The reversal of 13542402 is 20424531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23773 + ... + 24335.

It is an arithmetic number, because the mean of its divisors is an integer number (896760).

Almost surely, 2^13542402 is an apocalyptic number.

13542402 is an abundant number, since it is smaller than the sum of its proper divisors (15153918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13542402 is a wasteful number, since it uses less digits than its factorization.

13542402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 13542402 is about 3680.0002717391. Note that the first 3 decimals coincide. The cubic root of 13542402 is about 238.3591897660.

Adding to 13542402 its reverse (20424531), we get a palindrome (33966933).

The spelling of 13542402 in words is "thirteen million, five hundred forty-two thousand, four hundred two".